Machine overprint 60 on 2½ cent ochre without earlier Japanese overprint, very fine (slightly toned)(Image 1) (Image 2)

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Machine overprint 80 on 3 cent green with variety inverted overprint, fine (toned)(Image 1) (Image 2)

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Repoebelik Indonesia on Van Konijnenburg 10 cents with and without Japanese overprint, both with variety inverted overprint, fine (toned)(Image 1) (Image 2)

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President Sukarno 40 sen on speckled paper in full sheet of 50 with the 5th vertical row showing the double perforation variety, very fine(Image 1) (Image 2)

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Emergency Issue fl. 0,50 with variety imperforate at right with corner margin, very fine(Image 1) (Image 2)

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Rp. 2.50 overprint in black on President Sukarno 40 sen red - Second proof  - (Prangko nr. S37b) in complete sheet of 50 with the error comma instead of dot on position 46, very fine with 2021 Henk Vleeming certificate. Extremely rare and probably the only surviving complete sheet!(Image 1) (Image 2) (Image 3)

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Aceh Emergency Issue fl. 5,- on 15 sen dark blue, very fine used(Image 1) (Image 2)

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75 sen overprinted Red Cross postcards Soldier and Nurse, very fine unused(Image 1) (Image)